A “wimpy” dwarf fossil galaxy reveals new facts about early universe
Faintest galaxy ever detected illuminates unusual aspects of the universe’s early evolution. Located some 75,000 light years from us, a galaxy known as Segue 1 has some unusual properties: It is the faintest galaxy ever detected. It is very small, containing only about 1,000 stars. And it has a rare chemical composition, with vanishingly small amounts of metallic elements present.
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